Home / 382,328.37-527,604.55-207,894.81

Finding the Fourth Proportional to 382,328.37, 527,604.55 and 207,894.81

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Solution

The fourth proportional to 382,328.37, 527,604.55 and 207,894.81 is: 286,890.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    382,328.37 : 527,604.55 = 207,894.81 : x
  2. Step 2: Convert to fraction form
    382,328.37/527,604.55 = 207,894.81/x
  3. Step 3: Cross multiply
    382,328.37x = 527,604.55 × 207,894.81
  4. Step 4: Simplify right side
    382,328.37x = 109,686,247,677.39
  5. Step 5: Solve for x
    x = 109,686,247,677.39/382,328.37
  6. Step 6: Final answer
    x = 286,890.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.